SEPolicy updates for adding native flag namespace(media).

Test: add sepolicy, build, check GetServerConfigurableFlag function
Bug: 123658514
Change-Id: I798b0ef901068c53070e768305acd38118a7e886
diff --git a/private/system_server.te b/private/system_server.te
index 2a79460..940dae2 100644
--- a/private/system_server.te
+++ b/private/system_server.te
@@ -587,6 +587,7 @@
 set_prop(system_server, device_config_netd_native_prop)
 set_prop(system_server, device_config_activity_manager_native_boot_prop)
 set_prop(system_server, device_config_runtime_native_prop)
+set_prop(system_server, device_config_media_native_prop)
 
 # BootReceiver to read ro.boot.bootreason
 get_prop(system_server, bootloader_boot_reason_prop)
@@ -951,6 +952,7 @@
   device_config_input_native_boot_prop
   device_config_netd_native_prop
   device_config_runtime_native_prop
+  device_config_media_native_prop
 }:property_service set;
 
 # system_server should never be executing dex2oat. This is either